{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["DNA", "protein", "cell type", "cell line", "RNA"], "input": "One HIV-1 variant was detected containing an additional binding site for the transcription factor Sp1 ."}
{"DNA": [], "protein": ["Sp1"], "cell type": [], "cell line": [], "RNA": []}